#!/bin/bash

# Slackware build script for fcron

# Copyright 2014, 2015, 2016 Richard Narron, California
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=fcron
VERSION=${VERSION:-3.3.1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

# Select fcron's default user/group
FCRON_USER=${FCRON_USER:-fcron}
FCRON_GROUP=${FCRON_GROUP:-fcron}

if ! getent group $FCRON_GROUP >/dev/null;  then
  echo "Error, the group $FCRON_GROUP does not exist."
  echo "Create the group and user like this:"
  echo "  groupadd -g 289 $FCRON_GROUP"
  echo "  useradd  -u 289 -g $FCRON_GROUP -d /var/spool/fcron -M -s /bin/false $FCRON_USER"
  exit 1
fi
if ! getent passwd $FCRON_USER >/dev/null; then
  echo "Error, the userid $FCRON_USER does not exist."
  echo "Create the user like this:"
  echo "  useradd  -u 289 -g $FCRON_GROUP -d /var/spool/fcron -M -s /bin/false $FCRON_USER"
  exit 1
fi

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686 -Wall"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686 -Wall"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC -Wall"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2 -Wall"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT

cd $TMP
rm -rf  $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.src.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

./configure \
  --with-username=$FCRON_USER \
  --with-groupname=$FCRON_GROUP \
  --with-boot-install=no \
  --with-cflags="$SLKCFLAGS" \
  --with-docdir=/usr/doc \
  --without-pam \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --localstatedir=/var \
  --mandir=/usr/man \
  --prefix=/usr \
  --sysconfdir=/etc

make
make install DESTDIR=$PKG

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done

install -D -m 0644 $CWD/rc.fcron $PKG/etc/rc.d/rc.fcron.new

cp -a README                  $PKG/usr/doc/$PRGNAM-$VERSION
cp $CWD/README             $PKG/usr/doc/$PRGNAM-$VERSION/README.slackware
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
cp $CWD/sample-root-fcrontab.txt $PKG/usr/doc/$PRGNAM-$VERSION

mv $PKG/etc/fcron.conf $PKG/etc/fcron.conf.new
mv $PKG/etc/fcron.deny $PKG/etc/fcron.deny.new
mv $PKG/etc/fcron.allow $PKG/etc/fcron.allow.new

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE
